ARMY MIL-P-10590 B-1966 PROJECTILE ILLUMINATING 81MM M301A2 METAL PARTS ASSEMBLY《M301A2式81毫米照明弹用金属件组件》.pdf

《ARMY MIL-P-10590 B-1966 PROJECTILE ILLUMINATING 81MM M301A2 METAL PARTS ASSEMBLY《M301A2式81毫米照明弹用金属件组件》.pdf》由会员分享，可在线阅读，更多相关《ARMY MIL-P-10590 B-1966 PROJECTILE ILLUMINATING 81MM M301A2 METAL PARTS ASSEMBLY《M301A2式81毫米照明弹用金属件组件》.pdf（13页珍藏版）》请在麦多课文档分享上搜索。

1、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-l059OB( MU) Munitions Command DI0523459 IEL-10523459 - Projectile, iwiinating, 8m, 3012, Metal Parts Assembly - Index to Inspection Equipment List for Pro jectie, illuminating, 814, M301A2, Metal

2、Parts Assembly (Copies of specifications, standards, drawings and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity OF as directed by the contracting officer. ) 3.1 General.- Materials, parts, and assemblies shall comp

3、ly with the requirements specified on the applicable drawings, referenced specifications and the following: 3.2 First article sample.- Requirements for submission of first article sample by the contractor shall be as specified in the contract. 3.3 Heat treatment or stress relief.- Heat treatment or

4、stress relief shall be uniform throughout each lot of components and shall be so conducted as to ppoduce the mechanical properties specified on the applicable drawing. 3.3.1 Hot forged heat treat method.- Prior to finish machining, projectile components manufactured from forgings shall be subjected

5、to heat treatment to attain the required mechanical properties. The heat treatment shall consist of heating above the critical temperature, followed by an oil quench. delay at a temperature suitable to produce required mechanical properties. After removal from the tempering furnace, the body forging

6、s shall be slowly cooled in air (forced air permitted) to a temperature of not more than 7000 F., after which cooling may be accelerated by water spray. After quenching, the body forgings shall be tempered without 3.3.2 Cold shaping and hot cup - cold drawmethods.- Cold working shall be so accomplis

7、hed as to produce in the projectile components the mechanical properties specified. relieved at a temperature of TOO0 F., minimun, following the final forming operation during which time plastic flow takes place. time at or above minhum temperature shall be established which will produce mechanical

8、properties specified on the applicable drawing. and time duration of a process anneal prior to final fodng operation shall be established by the ability to meet the required mechanical properties when formed by an approved sequence of operations. The projectile body shall be stress The minimum soak

9、The temperature 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- mL-P-10590B (m) 3.4 Mechanical properties. - All components shall meet the mechanical properties requirements as specified on the applicable 3.5 Metal defects.- All components shall b

10、e free from cracks, seams, splits, cold shuts, inclusions, porosity or similar defects. 3.6 Workmanship.- The requirements for workmanship are as shown on the applicable drawings, in the applicable specifications and the following: 3.6.1 Surface finish.- The requirements for surface are as detailed

11、on the applicable drawings. deep seams, pits, or other surface discontinuities. The cavity shall be free of burrs, scale, fins, 3.6.2 Protective coating. - Protective coating shall be in accordance with the applicable drawing and the specifications listed thereon. 3.6.3 Threads.- Threads shall be fu

12、ll and undamaged for the entire minimum length or depth as required by the applicable drawing and shall be in accordance with the provisions of Specification MIL-A-2550. 3.6.4 - Burr.- No part shall have a burr which might interfere with the assembly or function of the round or which might be injuri

13、ous to personnel handling the item. 3.6.5 Foreign matter.- No part or assembly shall contain dirt, grease, rust, chips, corrosion or other foreign matter. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. - Unless otherwise specified in the contract or purchase order, the supplier i

14、s responsible for the performance of all inspection sequirements as specified herein. Except as otherwise specified, the supplier may utilize his own facilities or any commercial laboratory acceptable to the Government. The Government reserves the right to perform any of the inspections set forth in

15、 the specifications where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.1.1 Quality assurance terms and definitions,- Reference shall be made to Standard MIL-STD-109 to define quality assurance terms used. 4.1.2 Inspection. - Inspection s

16、hall be in accordance with specification MIL-A-2550 except as specified herein. 3 - -1 - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4.2 First article smde. 4.2.1 Initial production sample.- At the beginning of regular production, a sample shall

17、be submitted in accordance with contract requirements and shall consist of the following: 5 metal parts assemblies, complete (painted) 5 metal parts assemblies, complete (unpainted) 5 sets component parts, unassembled (unpainted) 2 Cones, tail, prior to machining The sample shall be manufactured usi

18、ng the same materials, -auipment, processes and procedures as will be used in regular production. parts and materials including packaging and packing shall be the same as used in regular production and shall be obtained from the same source All of supply. 4.2.1.1 Examination and test. - After inspec

19、tion and provisional acceptance.at source, the sample shall be inspected for all reauirements of the drawings and specifications at a Government laboratory Gr such other facility specified in the contract. 4.2.1.2 Init5al production sample failure.- Failure of the sample to comply with the requireme

20、nts of the drawings and specifications shall result in sample disapproval. 4.3 inspection provisions. 4.3.1 - Lot. 4.3.1.1 Submission of product.- The product shall be submitted in accordance with MIL-STD-lo5 or MIL-STD-1235, as applicable. in the same heat treating equipment, at the same temperatur

21、e, in one unchanged process. basis for the selection of samples for the tension test hereinafter prescribed. The heat treatment lot thus constituted shall be the - _- MIL-P-10590B 33 W 7799906 0273236 1 4 3 1 2 Heat treatment lots. - Heat treatment lots shall contain component forgings from not more

22、 than one heat of steel that have been heat treated 4.3.1.3 Stress relieved lots.- Stress relieved lots shall contain cold worked components from not more than one heat of steel that have been cold worked by the sane process, utilizing the same tooling and equipment and stress relieved in the same f

23、irnace at the same temperature for the same length of time. be the basis for the selection of samples for the tension test hereinafter prescribed. The stress relieved lot thus constituted shall 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Provid

24、ed by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-10570B 13 7777706 0273218 5 4.3.2.1.1 Cont d Defect MAJOR 101. Concentricity of pitch diameter of fin thread with forward outside diameter, including perpendicularity of body seat and rear face Parallel

25、ism of front face with body seat Perpendicularity of body seat with outside forward diameter 102, 103. 104, Diameter outside, forward 105. Diameter inside at front 106. Diameter of shoulder 107. 108. 109. Metal defective Diameter of hole through base Length of forward diameter, outside MINOR 201. 20

26、2. 203 204. 205. 206. 207. 208. 209. 210, 211. 212. 213. 214. Diameter at rear of shoulder Diameter, small outside at rear Depth of undercut forward of body seat, max. (if applicable) Length from rear face to start of taper Length from rear face to front of taper Length from rear face to shoulder Le

27、ngth total Thickness through base to rear face Thickness of wall Width of undercut forward of body seat, mu. (if applicable) Surface finish, improper Radii or chamfers missing or incorrect Staking notches missing or incorrect Burr Gage Gage Provided by IHSNot for ResaleNo reproduction or networking

28、permitted without license from IHS-,-,-201. 202. 203. 204. 205. 206. 208. 209. 210. 211. 212. 207. Pitch diameter of fin thread, min. Diameter of fin thread, undercut max. (if applicable) Diameter of fin thread counterbore Depth of fin thread counterbore Depth from rear face to bottom of fin thread

29、cavity Length of effective fin thread, min. Silicone compound missing, threads Silicone compound missing forward outside diameter Paint on forward outside diameter Forward outside diameter damaged Threads damaged or not full Foreign matter Gage Gage Gage Gage Gage Gage Visual Visual Visual Visual Vi

30、sual Visual 201. 202. 203. 204. 205. Length total Chamfer missing or incorrect Surf ace finish, improper Burr Foreign matter Gage visua (see 6.1) visua (see 6.1) Visual Visual 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Gage Gage Visual Provide

31、d by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-201. Depth of adapter cavity 202. Depth of cone cavity 203. Length of bourrelet 204. Length, total 205. Surface finish, improper 206. 207. Burr 208. Foreign matter Radii or chamfers missing or incorrect Gage G

32、age Gage Gage visua (see 6.1) Visua (see 6.1) Visual Vi sual 4.3.2.1.6 Metal Parts Assembly (prior to painting) Drawing D10523459. CRITICAL None defined MAJOR 101. Concentricity of pitch diameter of threads with cone cawity including perpendicularity of front and rear faces 102. Concentricity of bou

33、rrelet with cone cavity 103. Concentricity of body with cone cavity 104. Length tota, max. 105. Pin( s) missing MINOR 201. 202. 203. 204. 205. 206. 207. 208. 209. Diameter pin hole Depth of pin hole Length from front face to pin hole Location of pins circumferential Radii or chanfer missing or incor

34、rect Pin( s) not peened (if applicable) Marking missing, incorrect or illegible Burr Foreign matter Gage Gage Gage visuai (see 6.1) Visua (see 6 .i) Vi sual Visual Visual Visual 9 - Y Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Defect CRITICAL No

35、ne defined MAJOR 101. Weight 102. 103. 104. Diameter of bourrelet, max. Pitch diameter of thread, max. Minor diameter of thread, max. MINOR 201. 202. Interior paint, inadequate 203. Exterior paint, inadequate or damaged 204. Paint on rear inside diameter 205. Silicone .compound missing, rear inside

36、diameter 206. Silicone compound missing, threads Pitch diameter of thread, min. 4.3.2.1.8 Packed carton prior to sealing. CRITI CAL None defined M JOR None defined MINOR 201. Support missing or damaged 202. Separator missing or damaged 203. Improper assembly 204. Incorrect number in Caxton 10 i ! Pr

37、ovided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-None defined MINOR 201. Carton damaged, cut or gouged through 202. Carton not completely sealed 203. Contents loose 204. all layers Marking missing, incorrect or illegible Visual Vi sual Manual/Vi sual Vi

38、sual 4.3.3 Inspection testing, - The following tests shall be perfomed in accordance with the provisions of 4.4. 4.3.3.1 Mechanical properties. 4.3.3.1.1 Tension test. 4.3.3.1.1.1 Body tube.- After final heat treatment or stress relief, two body tubes shall be selected from each heat treated or stre

39、ss relieved lot of body tubes and subjected to the tension test to determine compliance with the yield strength and elongation requirements of the applicable component drawing. rejection of the lot. Failure of any specimen to comply shall be cause for 4.3.3.1.1.2 Cone, tail.- After final heat treatm

40、ent or stress relief, two tail cones hallbe selected from each heat treated or stress relieved lot of tail cones and subjected to the tension test to determine compliance with the yield strength and elongation requirements of the applicable component drawing. rejection of the lot. Failure of any spe

41、cimen to comply shall be cause for 4.3.3.1.1.3 Adapter.- The sample size and acceptance criteria shall be as specified in the applicable material specification, except that the mechanical properties specified on the applicable component drawing shall apply to the finished components. of the applicab

42、le drawing and specifications shall be cause for rejection of the lot. Failure to comply with the requirements Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P- 10590B (MU) 4.3.3.1.1.4 Miscellaneous lots.- Samples for tension test of miscellaneo

43、us heat treatment or stress relieved lots shall be selected in accordance with 4.3.3.1.1.1 or 4.3.3.1.1.2, as applicable. Failure of any tension test specimen to comply with the yield strength or elongation, requirements of the applicable drawing shall be cause for rejection of the lot. Double the n

44、umber f samples shall be selected for miscellaneous lots, 4.3.3.2 Protective coating.- The sample size and acceptance criteria Failure to comply shall be as specified in the applicable specification. with the requirements shall be cause for taking the corrective action prescribed therein, 4.3.4 Insp

45、ection equipment .- Index of Inspection Equipment List Number 10523459 identifies the inspection equipment required to perform the examination and tests prescribed herein. Equipment design shall be in accordance with the code designation on the applicable IE&. is made to the inspection equipment lis

46、t index for definition of coding format. Reference 4.4 Test methods and procedures. 4.4.1 Mechanical properties. 4.4.1.1 Body tube.- From each sample selected in accordance with 4.3.3.1.1.1 or 4.3.3.1.1.4, two tension test specimens conforming to the Type T-1 prescribed by Federal Test Methods Stand

47、ard No. l5l shall be taken longitudinally i80 degrees apart. determined by either the offset method or the extension under load method as prescribed by Federal Test Method Standard No. 151. shall be 0.1 percent (0.001 inches per inch of gage length). 4.3.3.1.1.2 om.&, two tension test specimens of t

48、he largest obtainable R type specimen conforming to the prescribed Federal Test Method Standard No. i51 shall be taken longitudinally from the straight portion of the component, prior to machining, 180 degrees apart. Yield strength shall be determined by either the offset method or the extension und

49、er load method as prescribed by Federal Test Method Standard No. 151. Yield strength shall be The limiting set 4.4.1.2 Cone tail+- From each sample selected in accordance with Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-shall be in accordance wit